Old Highway 61 over Mound Bayou
Bolivar County, Mississippi · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Old Highway 61 over Mound Bayou in Bolivar County, Mississippi, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1997, making it 28 years old at the 2025 inventory.
- It carries about 75 vehicles a day (traffic count year 2024).
- Its listed owner is the county highway agency.
- It is one of 68 of the 271 inventoried bridges in Bolivar County rated good (25.1%); 28 (10.3%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (33.9075, -90.74944)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 57 ft |
| Location | Sec 30 T24N R 5W |
| NBI structure number | SA0600000000193 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Mississippi department of transportation.
Busiest bridges in Bolivar County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 61 over Jones Bayou | 1980 | 11,000 | Fair |
| US 61 over Porters Bayou | 1980 | 10,000 | Fair |
| US 61 over Silver Bayou | 1980 | 10,000 | Fair |
| US 61 over Drainage Canal | 2000 | 9,700 | Fair |
| SR 8 over Creek | 1940 | 9,500 | Fair |
| SR 8 over Lead Bayou | 1940 | 9,500 | Fair |
All bridges nearby: Bolivar County, MS bridge conditions · every bridge in Bolivar County · Mississippi bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.